▪ While Tropper2008, Huehnergard2011, and Kogan2011 only go back to the WSem level (reconstr. WSem *ʔarz‑ ‘cedar, pine’), DRS 1 (1994)#ʔRZ-1 reconstructs Sem *ʔarz‑ ‘cedar’, which, however, is said to be of unknown origin.▪ According to DRS 1 (1994)#ʔRZ-1, the Ar and EthSem forms are borrowings from NSem.